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JRD_110523_m101_cropped M101 or NGC 5457 Pinwheel Galaxy is a face-on spiral galaxy located in the constellation Ursa Major, the Great Bear. It is about 170,000 light years in diameter, which makes it roughly 70 percent larger than our galaxy, the Milky Way. It is 21 million light-years from earth and was discovered by the French astronomer Pierre Méchain on March 27, 1781. Link-words: Galaxy

JRD_110523_m101_cropped

M101 or NGC 5457 Pinwheel Galaxy is a face-on spiral galaxy located in the constellation Ursa Major, the Great Bear. It is about 170,000 light years in diameter, which makes it roughly 70 percent larger than our galaxy, the Milky Way. It is 21 million light-years from earth and was discovered by the French astronomer Pierre Méchain on March 27, 1781.

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File information
Filename:JRD_110523_m101_cropped.jpg
Album name:JohnDeathridge / Galaxies and Clusters
Link-words:Galaxy
Image date, time and location:11th May 2023 Tonbridge Bortle 5 45 x 180s Bin1 dithered and drizzled 3hr total
Telescope aperture and focal ratio:William Optics FLT 91, f5.9
Camera and filters used:ZWO ASI2600MC Pro
Processing applied:PixInsight
Filesize:5596 KiB
Date added:May 20, 2023
Dimensions:3836 x 3117 pixels
Displayed:36 times
URL:http://gallery.orpington-astronomy.org.uk/displayimage-2521-_JRD_110523_m101_cropped_.html
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